Becky Kuhn, M.D. explains why it's important to wash your hands to avoid contracting or transmitting diseases. She explains and demonstrates the correct techniques for washing hands using soap and for cleaning hands using alcohol-based santizing handrubs. This video is relevant for anyone who wants to improve their hygiene and avoid illness and is especially important for people who have weakened immune systems (such as people with HIV or clinical AIDS) or who are caregivers for those with weakened immune systems. This video includes recommendations for people living in developed countries where soap, warm water, and handrubs are readily available; a separate video has recommendations for developing countries.